diff --git a/app/helpers/queries_helper.rb b/app/helpers/queries_helper.rb
index 2459c2921..5cc72a82d 100644
--- a/app/helpers/queries_helper.rb
+++ b/app/helpers/queries_helper.rb
@@ -259,7 +259,7 @@ module QueriesHelper
       params[:op] = {'subject' => "~" ,
                      'status_id' => ( params[:status_id] == '0' ? "!":"=" ),
                      'author_id' =>(params[:author_id] == '0' ? "!":"=" ),
-                     'done_ratio' => ( params[:done_ratio] == '-1' ? "!" : "="),
+                     'done_ratio' => ( params[:done_ratio]== '-1' ? "!":"="),
                     'tracker_id' => ( params[:tracker_id] == '0' ? "!":"=" ),
                     'fixed_version_id' => ( params[:fixed_version_id] == '0' ? "!":"=" ),
                     'assigned_to_id' => ( params[:assigned_to_id] == '0' ? "!":"=" )} unless params[:status_id].nil?